CVE-2026-41218

HighCVSS 7.5/10Last modified Jun 24, 2026

Description

When BIG-IP PEM iRules are configured on a virtual server (iRules using commands starting with CLASSIFICATION::, CLASSIFY::, PEM::, PSC::, and the urlcatquery command), undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-416

Affected software

No affected versions have been published.

Timeline

Published: May 13, 2026
Last modified: Jun 24, 2026
NVD status: Analyzed

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